Engineered for demanding assemblies, our Socket Head Cap Screws are crafted from high-strength alloy steel and finished with a Thermal Black Oxide coating for durability, reduced glare, and enhanced corrosion resistance. The 5/16-18 thread size and 3 1/2 inch length provide versatile compatibility across many machines, fixtures, and automotive applications.

• Material: Alloy steel for high strength and longevity
• Finish: Thermal black oxide for corrosion resistance and low glare
• Size & Thread: 5/16-18, length 3/2 inches
• Head Type: Socket head cap screw with internal hex drive for secure, flush fastening
• Applications: Ideal for machinery, automotive, and industrial assemblies requiring precise torque control

Technical Specifications

• Thread size: 5/16-18
• Length: 3 1/2 in
• Material: Alloy steel
• Finish: Thermal black oxide
• Drive type: Internal hex (Allen)

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State ofCalifornia to cause cancer and birth defects or other reproductive harm. For more information go tohttps://www.P65Warnings.ca.gov.